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FOC | Family List | FOC Vol. 12 | Malvaceae | Cenocentrum

1. Cenocentrum tonkinense Gagnepain, Notul. Syst. (Paris). 1: 79. 1909.

大萼葵 da e kui

Hibiscus wangianus S. Y. Hu.

Shrubs deciduous, 2-4 m tall, densely stellate long spiny hairy or simple hairy, hairs ca. 4 mm. Stipule ca. 6 mm, caducous; petiole 6-18 cm, densely stellate long spiny and simple hairy; leaf blade 7-20 cm in diam., palmate veins 5-9, stellate long spiny and simple hairy, lobes broadly triangular, base cordate, margin roughly dentate, apex acute. Flowers solitary.
Pedicel 5-10 cm, densely stellate long spiny and simple hairy. Epicalyx lobes ovate, ca. 2.5 cm, densely white stellate puberulent and brown-yellow stellate scabrous hairy, margin white spiny hairy. Calyx swollen, 3-4 × ca. 5 cm, lobes broadly triangular-ovate, densely stellate puberulent long spiny, apex long acuminate. Corolla yellow, purple in center, ca. 10 cm in diam.; petals ca. 8 cm. Staminal column ca. 3.5 cm. Capsule nearly globose, 3.5-4 cm in diam., 10-valved. Seeds ca. 3 × 2 mm, verrucose. Fl. Sep-Nov.

Open forests, grassy slopes, valleys; 700-1600 m. S Yunnan [Laos, Thailand, Vietnam].


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